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listProjectSounds

List a project's named-sound library to see which sounds app code can play, or check for duplicate names before adding a new sound.

Instructions

List a project's named-sound library — the sounds uploaded in the dashboard's Agent section or via addProjectSound. Returns { sounds: [{ id, name, url, createdAt }] }. Devices download + register the library at assistant start; app code plays any of them with glasses.audio.playSound(name), and the dashboard can pick one as the wake sound. GATED by the project's MCP access grant (assistant_config.sounds — default Read+Write; a permission_denied 403 means the owner restricted it). Requires a linked Extentos account (a 401 returns account_required, run extentos-mcp login). USE to see which sound names app code can play, or before adding a sound to avoid a duplicate name. DON'T USE to add sounds (use addProjectSound).

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
appPackageYesThe app's package / bundle id (project_install_id), e.g. com.example.myapp.
Behavior5/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

With no annotations, the description fully discloses behavior: returns specific object, gated by access grant (403 error), requires linked Extentos account (401 error), and describes device registration and playback context.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness5/5

Is the description appropriately sized, front-loaded, and free of redundancy?

Description is concise yet comprehensive, structured with purpose, return format, usage context, and explicit do/don't use guidance. No wasted words.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness5/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

Despite no output schema, the description explains the return structure. It also covers gating, auth, and usage context, making it fully complete for a simple list tool with one parameter.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters3/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

Schema coverage is 100% for the single parameter appPackage, and the description does not add additional parameter details beyond what the schema provides. Baseline 3 is appropriate.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose5/5

Does the description clearly state what the tool does and how it differs from similar tools?

The description clearly states it lists a project's named-sound library and returns sounds with id, name, url, createdAt. It distinguishes itself from the sibling tool addProjectSound, which is for adding sounds.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines5/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

Explicitly states when to use (to see playable sound names or check duplicates) and when not to use (adding sounds, use addProjectSound). Also mentions gating and auth requirements.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.

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